Foto's van bizarre wolkformaties, gefotografeerd door diverse mensen waaronder NASA. | |
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http://www.darkroastedblend.com/2008/12/punch-hole-clouds.html
http://freshpics.blogspot.com/2007/04/rare-cloud-formations.html
http://en.wikipedia.org/wiki/Cloud
http://web.ukonline.co.uk/mark.shufflebottom/Cloud%20formations.htm
http://www.buzzle.com/articles/cloud-formation-how-do-clouds-form.html
http://www.buienradar.nl/weerbericht.aspx?id=0011
http://nl.youtube.com/watch?v=l8bDN0vrJ38
http://www.knmi.nl/VinkCMS/explained_subject_detail.jsp?id=29539
